Sole unit for a sandal



FIG. 1 is a perspective view of a sole unit for a sandal showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top side view thereof;

FIG. 7 is a bottom side view thereof; and,

FIG. 8 is another perspective view thereof. 

The ornamental design for sole unit for a sandal, as shown and described. 